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  • 4129
    P-12-200-4016NA Klamath Project - Oregon-California. View of area showing general mud conditions encountered during placing of Closed Drain #55-1; March 1975; USBR photo by D. W. Stein
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  • 4130
    P-12-200-4017NA Klamath Project - Oregon-California. Another view of area showing equipment working in mud conditions during placing of Closed Drain #55-2; March 1975; USBR photo by D. W. Stein
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  • 4547
    P12-201-4465 NA Klamath Project, OR-CA. Ady Canal, U.S. Hwy 97 & SP RR siphon--view looking west upstream end of 84" CAP at Hwy 97. View shows bulkhead that was constructed by contractor for use in ...
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  • 4549
    P12-201-4467 NA Klamath Project, OR-CA. Ady Canal--west end of excavation for siphon inlet transition. Depth is approx. 2.0 ft below subgrade. Note: Free water being pumped out by small 3/" electric ...
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  • 4550
    P12-201-4468 NA Klamath Project, OR-CA. Ady Canal--view looking SE at siphon inlet transition. View shows RE-Steel for slab area is about all in place and tied; October 1977; USBR photo by D.W. Stein ...
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  • 4551
    P12-201-4469 NA Klamath Project, OR-CA. Ady Canal--view looking east at siphon inlet transition slab area. Concrete has just been placed for slab area and is in process of being covered, for cold weather ...
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  • 4552
    P12-201-4470 NA Klamath Project, OR-CA. Placing concrete in walls of outlet structure of FF. Concrete being pumped into forms by E Con Pacer and vibrated by electric vibrator.--PP FF; October 1977; ...
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  • 4731
    CN-12-201-183NA Klamath Project - Oregon-California. View of hopper assembly attached to the digging unit of the Hoes Gigant trenching machine. Note round tube protruding from the lower part of the hopper. ...
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  • 4732
    CN-12-201-184NA Klamath Project - Oregon-California. Side view of the hopper unit used to feed both pipe and cinders into the trench. The digging chain for the trencher is mounted directly in front of ...
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  • 4733
    CN-12-201-185NA Klamath Project - Oregon-California. Side view of the hopper unit manufactured by Alfred M. Lewis Company, Klamath Falls, Oregon, in accordance with specifications furnished by Hoes Gigant ...
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